MEDICINAL AND AROMATIC CROPS (2+1)

Importance and chemical composition

Davana (Artemisia pallens) belongs to the family Asteraceae, is an important aromatic herb. The davana herbs are commonly used in garlands, bouquets and religious offerings in most parts of the year. The leaves and flowers contain the essential oil valued for its exquisite and delicate aroma and is used in high grade perfumes and cosmetics. The oil of davana contains hydrocarbons (20%), esters (65%) and oxygenated compounds (15%). The esters are the major constituents responsible for the characteristic smell of davana. The essential oil of davana which is a brown, viscous liquid with a rich, fruity odour has acquired a considerable reputation in the international trade, particularly in USA and Japan where it is being used for flavoring cakes, pastries, tobacco and beverages. India has the monopoly of production and export of davana oil in the world.